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LITHIUM SECONDARY BATTERY

Application US20260081210A1 Kind: A1 Mar 19, 2026

Inventors

Min Woo PARK, Jeong Yun KIM, Myoung Lae KIM, Hyun Ji JEON, In Haeng CHO

Abstract

A lithium secondary battery according to embodiments of the present disclosure may include a cathode including a lithium metal phosphate, an anode disposed opposite to the cathode, a lithium salt, an organic solvent, and a phosphonate-based additive represented by Formula 1. The lithium secondary battery according to exemplary embodiments of the present disclosure may exhibit reduced initial resistance and improved low-temperature capacity properties and high-temperature capacity properties.

CPC Classifications

H01M 10/056 C07F 9/4012 H01M 4/58 H01M 4/623 H01M 4/625 H01M 2300/0037

Filing Date

2025-09-12

Application No.

19326737